This 2,4G wireless video transmitter and receiver are for your vehicle's rearview camera, allowing you to transform rearview car camera signal to the LCD display monitor via the 2.4G wireless connection. Simply connect the rearview camera with transmitter and car LCD display with the receiver. You will have a fully functioning wireless rearview camera, The receiver and transmitter can be powered by any DC 12V vehicles, with 100m trnasmission distance, can be installed for larger vehicles as well as small cars. Compatible with all rearview cameras, a great gift for your car.